Osaka, Japan

Caroline Wozniacki of Denmark returns a serve by Aleksandra Wozniak of Canada during their quarterfinal match at the Japan Open tennis tournament in Osaka. Wozniacki won 6-2,7-6,6-2.

Caroline Wozniacki of Denmark returns a serve by Aleksandra Wozniak of Canada during their quarterfinal match at the Japan Open tennis tournament in Osaka. Wozniacki won 6-2,7-6,6-2. (Itsuo Inouye / Associated Press)

Caroline Wozniacki of Denmark returns a serve by Aleksandra Wozniak of Canada during their quarterfinal match at the Japan Open tennis tournament in Osaka. Wozniacki won 6-2,7-6,6-2.